MFEMComplexGradAux.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#ifdef MOOSE_MFEM_ENABLED
 
#pragma once
 
#include "libmesh/ignore_warnings.h"
#include "mfem/miniapps/common/pfem_extras.hpp"
#include "libmesh/restore_warnings.h"
#include "MFEMComplexAuxKernel.h"
 
class MFEMComplexGradAux : public MFEMComplexAuxKernel
{
public:
  static InputParameters validParams();
 
  MFEMComplexGradAux(const InputParameters & parameters);
 
  virtual ~MFEMComplexGradAux() = default;
 
  virtual void execute() override;
 
  // Updates grad operator.
  virtual void update() override;
 
protected:
  const VariableName _source_var_name;
  mfem::ParComplexGridFunction & _source_var;
  const std::complex<mfem::real_t> _scale_factor;
 
  mfem::common::ParDiscreteGradOperator _grad;
};
 
#endif